7880310720

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21211}}^1$

素因数の和:21280

約数の個数: 224

約数和(自身を含む): 28447837440

約数和(自身を除く): 20567526720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 64, 72, 80, 86, 90, 96, 108, 120, 129, 135, 144, 160, 172, 180, 192, 215, 216, 240, 258, 270, 288, 320, 344, 360, 387, 430, 432, 480, 516, 540, 576, 645, 688, 720, 774, 860, 864, 960, 1032, 1080, 1161, 1290, 1376, 1440, 1548, 1720, 1728, 1935, 2064, 2160, 2322, 2580, 2752, 2880, 3096, 3440, 3870, 4128, 4320, 4644, 5160, 5805, 6192, 6880, 7740, 8256, 8640, 9288, 10320, 11610, 12384, 13760, 15480, 18576, 20640, 21211, 23220, 24768, 30960, 37152, 41280, 42422, 46440, 61920, 63633, 74304, 84844, 92880, 106055, 123840, 127266, 169688, 185760, 190899, 212110, 254532, 318165, 339376, 371520, 381798, 424220, 509064, 572697, 636330, 678752, 763596, 848440, 912073, 954495, 1018128, 1145394, 1272660, 1357504, 1527192, 1696880, 1824146, 1908990, 2036256, 2290788, 2545320, 2736219, 2863485, 3054384, 3393760, 3648292, 3817980, 4072512, 4560365, 4581576, 5090640, 5472438, 5726970, 6108768, 6787520, 7296584, 7635960, 8208657, 9120730, 9163152, 10181280, 10944876, 11453940, 12217536, 13681095, 14593168, 15271920, 16417314, 18241460, 18326304, 20362560, 21889752, 22907880, 24625971, 27362190, 29186336, 30543840, 32834628, 36482920, 36652608, 41043285, 43779504, 45815760, 49251942, 54724380, 58372672, 61087680, 65669256, 72965840, 82086570, 87559008, 91631520, 98503884, 109448760, 123129855, 131338512, 145931680, 164173140, 175118016, 183263040, 197007768, 218897520, 246259710, 262677024, 291863360, 328346280, 394015536, 437795040, 492519420, 525354048, 656692560, 788031072, 875590080, 985038840, 1313385120, 1576062144, 1970077680, 2626770240, 3940155360, 7880310720]

約数ペア:

[(1, 7880310720), (2, 3940155360), (3, 2626770240), (4, 1970077680), (5, 1576062144), (6, 1313385120), (8, 985038840), (9, 875590080), (10, 788031072), (12, 656692560), (15, 525354048), (16, 492519420), (18, 437795040), (20, 394015536), (24, 328346280), (27, 291863360), (30, 262677024), (32, 246259710), (36, 218897520), (40, 197007768), (43, 183263040), (45, 175118016), (48, 164173140), (54, 145931680), (60, 131338512), (64, 123129855), (72, 109448760), (80, 98503884), (86, 91631520), (90, 87559008), (96, 82086570), (108, 72965840), (120, 65669256), (129, 61087680), (135, 58372672), (144, 54724380), (160, 49251942), (172, 45815760), (180, 43779504), (192, 41043285), (215, 36652608), (216, 36482920), (240, 32834628), (258, 30543840), (270, 29186336), (288, 27362190), (320, 24625971), (344, 22907880), (360, 21889752), (387, 20362560), (430, 18326304), (432, 18241460), (480, 16417314), (516, 15271920), (540, 14593168), (576, 13681095), (645, 12217536), (688, 11453940), (720, 10944876), (774, 10181280), (860, 9163152), (864, 9120730), (960, 8208657), (1032, 7635960), (1080, 7296584), (1161, 6787520), (1290, 6108768), (1376, 5726970), (1440, 5472438), (1548, 5090640), (1720, 4581576), (1728, 4560365), (1935, 4072512), (2064, 3817980), (2160, 3648292), (2322, 3393760), (2580, 3054384), (2752, 2863485), (2880, 2736219), (3096, 2545320), (3440, 2290788), (3870, 2036256), (4128, 1908990), (4320, 1824146), (4644, 1696880), (5160, 1527192), (5805, 1357504), (6192, 1272660), (6880, 1145394), (7740, 1018128), (8256, 954495), (8640, 912073), (9288, 848440), (10320, 763596), (11610, 678752), (12384, 636330), (13760, 572697), (15480, 509064), (18576, 424220), (20640, 381798), (21211, 371520), (23220, 339376), (24768, 318165), (30960, 254532), (37152, 212110), (41280, 190899), (42422, 185760), (46440, 169688), (61920, 127266), (63633, 123840), (74304, 106055), (84844, 92880)]